(a) Financial Statements of Businesses Acquired.

The following audited financial statements of American State are attached hereto as Exhibit 99.1 and incorporated by reference herein:

• Consolidated Balance Sheets as of December 31, 2011 and 2010.

• Consolidated Statements of Income for the years ended December 31, 2011, 2010 and 2009.

• Consolidated Statements of Stockholders' Equity for the years ended December 31, 2011, 2010 and 2009.

• Consolidated Statements of Cash Flows for the years ended December 31, 2011, 2010 and 2009.

• Notes to Consolidated Financial Statements.

(b) Pro Forma Financial Information.

The following unaudited pro forma consolidated combined financial information of Prosperity is attached hereto as Exhibit 99.2 and incorporated by reference herein:

• Unaudited Pro Forma Consolidated Combined Balance Sheet as of December 31, 2011.

• Unaudited Pro Forma Consolidated Combined Statement of Income for the year ended December 31, 2011.

• Notes to Unaudited Pro Forma Consolidated Combined Financial Data.

    Exhibit
    Number    Description of Exhibit

    99.1      Audited Consolidated Financial Statements of American State

    99.2      Unaudited Pro Forma Consolidated Combined Financial Information